python (65.1k questions)

javascript (44.2k questions)

reactjs (22.7k questions)

java (20.8k questions)

c# (17.4k questions)

html (16.3k questions)

r (13.7k questions)

android (12.9k questions)

Questions - mri

Getting "Images Do Not Occupy Same Physical Space" Error When Trying to Multiply two .nii Files in Convert3d/ITK

I have to mask a .nii MRI image for an internship I'm doing. The method I'm using involves multiplying the proton density weighted version of the image (captured during the inversion pulse) by the ori...
test-img

JG98

itk

imaging

medical-imaging

nifti

mri

Votes: 0

Answers: 2

Latest Answer

In ITK the images have to have all the same parameters before it will allow you to edit them. I.e, the same dimensions, spacing, origin, and orientation. Do the origins of your images differ by a lo...
test-img

Dave Chen

Get bias field using sitk

I'm trying to use sitk library to clear biased Mr image (MRI). I'm able to get the corrected image but can't get the bias image. Set the following parameters: shrink_factor=1, mask_image=mask, number...
test-img

Ohads

python

simpleitk

mri

Votes: 0

Answers: 1

Latest Answer

To get the bias field function you need to decide on what resolution, for the full resolution image: bias_field_full_resolution = sitk.Exp(corrector.GetLogBiasFieldAsImage(biased_image_full_resolution...
test-img

zivy

Posts

Questions

Blogs

Jobs